2202550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 72

約数和(自身を含む): 5088960

約数和(自身を除く): 2886410

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 31, 35, 49, 50, 58, 62, 70, 98, 145, 155, 175, 203, 217, 245, 290, 310, 350, 406, 434, 490, 725, 775, 899, 1015, 1085, 1225, 1421, 1450, 1519, 1550, 1798, 2030, 2170, 2450, 2842, 3038, 4495, 5075, 5425, 6293, 7105, 7595, 8990, 10150, 10850, 12586, 14210, 15190, 22475, 31465, 35525, 37975, 44051, 44950, 62930, 71050, 75950, 88102, 157325, 220255, 314650, 440510, 1101275, 2202550]

約数ペア:

[(1, 2202550), (2, 1101275), (5, 440510), (7, 314650), (10, 220255), (14, 157325), (25, 88102), (29, 75950), (31, 71050), (35, 62930), (49, 44950), (50, 44051), (58, 37975), (62, 35525), (70, 31465), (98, 22475), (145, 15190), (155, 14210), (175, 12586), (203, 10850), (217, 10150), (245, 8990), (290, 7595), (310, 7105), (350, 6293), (406, 5425), (434, 5075), (490, 4495), (725, 3038), (775, 2842), (899, 2450), (1015, 2170), (1085, 2030), (1225, 1798), (1421, 1550), (1450, 1519)]